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Finding the Fourth Proportional to 573,304.56, 861,201 and 484,735.92

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Solution

The fourth proportional to 573,304.56, 861,201 and 484,735.92 is: 728,155.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,304.56 : 861,201 = 484,735.92 : x
  2. Step 2: Convert to fraction form
    573,304.56/861,201 = 484,735.92/x
  3. Step 3: Cross multiply
    573,304.56x = 861,201 × 484,735.92
  4. Step 4: Simplify right side
    573,304.56x = 417,455,059,039.92
  5. Step 5: Solve for x
    x = 417,455,059,039.92/573,304.56
  6. Step 6: Final answer
    x = 728,155.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.